Federal Data Hub › Census Building Permits · JSON

Lewis and Clark County, MT

Name: Building Permits — Lewis and Clark County, MT
License: https://creativecommons.org/publicdomain/zero/1.0/

Residential building permits · 2015–2025

Housing units authorized (2025): 193
Construction valuation (2025): $45,126,280
By structure type (2025): 1-unit 55 · 2-unit 28 · 3-4 82 · 5+ 28

Units authorized by year

Year	Units	Valuation
2025	193	$45,126,280
2024	444	$88,790,269
2023	314	$78,301,747
2022	144	$44,492,723
2021	212	$43,144,603
2020	250	$44,432,009
2019	204	$34,155,759
2018	186	$32,586,161
2017	146	$26,875,125
2016	176	$28,211,034
2015	171	$30,342,788

The Census Building Permits Survey counts new privately-owned housing units authorized by building permits — a leading indicator of housing supply. "1-unit" is single-family; "5+ units" is larger multifamily. Figures are imputation-adjusted to cover permit offices that did not report.

Source: Census Building Permits Survey. License: CC0 1.0.